A brand or part of a brand which is given legal protection is known as:

Trade Mark

The correct answer is Option (2) → Trade Mark

A Trade Mark is that part of a brand which is given legal protection under the law. It ensures that no other firm can use the same name, symbol, or design.

• Brand – a general term for name, symbol, or design used to identify a product.

• Brand Name – the verbal or written part of a brand (like Tata, Nike).

• Brand Mark – the symbol, design, or color (like Nike’s swoosh).

• Trade Mark – when the brand name or mark is legally registered and protected from imitation.